Embryonic plants are nourished by nutrients in endosperm and the ____, but not by nutrients in fruits

a. cotyledons
b. seed coat
c. germ
d. bran
e. ovary wall


a

Biology & Microbiology

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________ is the acquired inability to mount an adaptive immune response against self

A) Memory B) Specificity C) Tolerance D) Immunogenicity

Biology & Microbiology

Average human males are most likely to be attracted to women with a waist to hip ratio of 0.72.  Women with this waist to hip ratio are also the most fertile.  By being attracted to women with a waist to hip ratio, a male is increasing his chances of having children and thus improve his ____ .  

A.  longevity B.  gene flow C.  fitness D.  allele frequency

Biology & Microbiology

ATP molecules are catalysts that lower the activation energy needed to initiate a reaction.

Answer the following statement true (T) or false (F)

Biology & Microbiology

The suffix -oma means _____

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology